$ git clone -n https://src.fedoraproject.org/rpms/lxqt-archiver.git /var/lib/mock/f45-build-17819-504/root/chroot_tmpdir/scmroot/lxqt-archiver
Cloning into '/var/lib/mock/f45-build-17819-504/root/chroot_tmpdir/scmroot/lxqt-archiver'...
$ git fetch origin 793b88d8f1f060e2006ae71de2dea08cdede884b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/lxqt-archiver
 * [new ref]         793b88d8f1f060e2006ae71de2dea08cdede884b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 793b88d Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild